Chicago (ORD) to San Diego (SAN) flight deal in economy from $237

United AirlinesUAUnited Airlines
Round Trip•Economy
United StatesORD

O'Hare International Airport

Chicago, United States
United StatesSAN

San Diego International Airport

San Diego, United States
$322 USD
-26%$237 USD
Verified about 6 hours ago
Fair Availability
30% of dates checked are available within 10% of the lowest price

Sunday, August 23rd, 2026

5 round-trip options

Returning
Fri, Aug 28, 2026•5 Day Trip
$347 USD
Google Flights
Returning
Sun, Aug 30, 2026•7 Day Trip
$347 USD
Google Flights
Returning
Tue, Sep 1, 2026•9 Day Trip
$317 USD
Google Flights
Returning
Fri, Sep 4, 2026•12 Day Trip
$357 USD
Google Flights
Returning
Sat, Sep 5, 2026•13 Day Trip
$317 USD
Google Flights